In the UK, any car over 3 years old needs a MOT test to make sure it meet road safety and environmental standards. It is your responsibility to know when your MOT is due and it is illegal to drive a car without valid MOT.

The MOT in general includes examining the car body structure, fuel system, exhaust emissions, tyres & wheels, breakes, seats, seat belts, doors, mirrors,lights, and etc. For more, you can check here.